got it working on huawei honor 4x on 4.4.2 using StreetPilot Path Changer 2.7 on Streetpilot 2.37 (res 960 by 540 and higher with usb charging fix) to /storage/sdcard1/Android/data/com.garmin.android.apps.gmobilext/files/Garmin/ for install to sdcard.